Home / 4,817.10-7,191.15-4,474.50

Finding the Fourth Proportional to 4,817.10, 7,191.15 and 4,474.50

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Solution

The fourth proportional to 4,817.10, 7,191.15 and 4,474.50 is: 6,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.10 : 7,191.15 = 4,474.50 : x
  2. Step 2: Convert to fraction form
    4,817.10/7,191.15 = 4,474.50/x
  3. Step 3: Cross multiply
    4,817.10x = 7,191.15 × 4,474.50
  4. Step 4: Simplify right side
    4,817.10x = 32,176,800.68
  5. Step 5: Solve for x
    x = 32,176,800.68/4,817.10
  6. Step 6: Final answer
    x = 6,679.70

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.